Boston Marathon logo
BOSTON MARATHON 2025

Celia Condrick

Bib: 12575•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 22%
Division (F18-39)
#0 / 5469
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:26/mi
23:05
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:08:05
↑ 67↓ 78
20K· 12.43 mi
7:16/mi
1:30:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:12/mi
1:35:36
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:53:14
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:17:17
↑ 181↓ 1480.2%
20M
7:58/mi
2:28:06
↑ 64↓ 500.2%
21M
8:45/mi
2:36:51
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
2:43:03
↑ 17↓ 861.7%
23M
8:57/mi
2:54:15
↑ 23↓ 630.6%
24M
8:46/mi
3:03:01
↓ 821.3%
40K· 24.85 mi
9:00/mi
3:10:43
↓ 200.3%
25.2M
9:31/mi
3:14:00
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:22:24
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:36
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:46:48
Pace8:09 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2323:057:2623:05
7:26
-
10K
6.21 mi11:13:5645:387:2122:33
7:15
-0:11
15K
9.32 mi11:36:231:08:057:1822:27
7:14
-0:01
20K
12.43 mi11:58:591:30:417:1822:36
7:16
+0:02
Half
13.11 mi12:03:541:35:367:184:55
7:12
-0:04
25K
15.53 mi12:21:321:53:147:1717:38
7:16
+0:04
30K
18.64 mi12:45:352:17:177:2224:03
7:44
+0:28
20M
20.00 mi12:56:242:28:067:2410:49
7:58
+0:14
21M
21.00 mi13:05:092:36:517:288:45
8:45
+0:47
35K
21.75 mi13:11:212:43:037:306:12
8:17
-0:28
23M
23.00 mi13:22:332:54:157:3511:12
8:57
+0:40
24M
24.00 mi13:31:193:03:017:388:46
8:46
-0:11
40K
24.85 mi13:39:013:10:437:407:42
9:00
+0:14
25.2M
25.20 mi13:42:183:14:007:423:17
9:31
+0:31
Finish
26.22 mi13:50:423:22:247:448:24
8:15
-1:16

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:12 /mi

Average Pace

7:44 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:14

56% of race

Time at Steady Pace

49:28

24% of race

Time at Slower Pace

39:42

20% of race

Average Pace: 7:43 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:51:2323:057:2623:05
7:26
#11633
10K
6.21 mi11:13:5645:387:2122:33
7:15
#10727
15K
9.32 mi11:36:231:08:057:1822:27
7:14
#10249
20K
12.43 mi11:58:591:30:417:1822:36
7:16
#9858
Half
13.11 mi12:03:541:35:367:184:55
7:12
#9810
25K
15.53 mi12:21:321:53:147:1717:38
7:16
#9480
30K
18.64 mi12:45:352:17:177:2224:03
7:44
#9403
20M
20.00 mi12:56:242:28:067:2410:49
7:58
#9427
21M
21.00 mi13:05:092:36:517:288:45
8:45
#9551
35K
21.75 mi13:11:212:43:037:306:12
8:17
#9706
23M
23.00 mi13:22:332:54:157:3511:12
8:57
#10158
24M
24.00 mi13:31:193:03:017:388:46
8:46
#10445
40K
24.85 mi13:39:013:10:437:407:42
9:00
#10664
25.2M
25.20 mi13:42:183:14:007:423:17
9:31
#10724
Finish
26.22 mi13:50:423:22:247:448:24
8:15
#10864
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11633259725979354(Top 33%)1589(Top 13%)1589(Top 29%)
10K6.21 mi3.10 mi10727+9062172+4252172+4259999(Top 35%)1831(Top 15%)1831(Top 33%)
15K9.32 mi3.11 mi10249+4781952+2201952+2209354(Top 33%)1589(Top 13%)1589(Top 29%)
20K12.43 mi3.11 mi9858+3911803+1491803+1498853(Top 31%)1462(Top 12%)1462(Top 27%)
Half13.11 mi0.68 mi9810+481781+221781+229230(Top 32%)1615(Top 13%)1615(Top 30%)
25K15.53 mi2.42 mi9480+3301673+1081673+1088177(Top 29%)1293(Top 11%)1293(Top 24%)
30K18.64 mi3.11 mi9403+771683-101683-109501(Top 33%)2050(Top 17%)2050(Top 37%)
20M20.00 mi1.36 mi9427-241739-561739-5610195(Top 36%)2532(Top 21%)2532(Top 46%)
21M21.00 mi1.00 mi9551-1241821-821821-8211989(Top 42%)3582(Top 29%)3582(Top 65%)
35K21.75 mi0.75 mi9706-1551909-881909-8814181(Top 50%)4769(Top 39%)4769(Top 87%)
23M23.00 mi1.25 mi10158-4522189-2802189-28015949(Top 56%)5849(Top 48%)5849(Top 107%)
24M24.00 mi1.00 mi10445-2872357-1682357-16816121(Top 57%)5990(Top 49%)5990(Top 110%)
40K24.85 mi0.85 mi10664-2192504-1472504-14716337(Top 58%)6214(Top 51%)6214(Top 114%)
25.2M25.20 mi0.35 mi10724-602549-452549-4514701(Top 52%)5371(Top 44%)5371(Top 98%)
Finish26.22 mi1.02 mi10864-1402668-1192668-11914559(Top 51%)5227(Top 43%)5227(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9354

Females

1589

F18-39

1589

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9999

Females

1831

F18-39

1831

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9354

Females

1589

F18-39

1589

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8853

Females

1462

F18-39

1462

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

9230

Females

1615

F18-39

1615

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8177

Females

1293

F18-39

1293

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9501

Females

2050

F18-39

2050

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10195

Females

2532

F18-39

2532

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11989

Females

3582

F18-39

3582

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14181

Females

4769

F18-39

4769

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15949

Females

5849

F18-39

5849

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16121

Females

5990

F18-39

5990

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16337

Females

6214

F18-39

6214

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14701

Females

5371

F18-39

5371

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14559

Females

5227

F18-39

5227

Passing Analysis

Category:
Athletes Passed
2844*
Passed By
2073
Net Change
+769
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11633
5K → 10K94943+906#11633#10727
10K → 15K49416+478#10727#10249
15K → 20K416*25+391#10249#9858
20K → Half6012+48#9858#9810
Half → 25K35020+330#9810#9480
25K → 30K255178+77#9480#9403
30K → 20M97121-24#9403#9427
20M → 21M53177-124#9427#9551
21M → 35K30185-155#9551#9706
35K → 23M29479-452#9706#10158
23M → 24M29316-287#10158#10445
24M → 40K25244-219#10445#10664
40K → 25.2M1878-60#10664#10724
25.2M → Finish39179-140#10724#10864
TOTALS2844*2073+769

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing